IP Library Assignment 009384/0850
Patent Assignment
Reel/Frame 009384/0850

Assignment of Assignor's Interest

Recorded: 1998-08-17 Pages: 2
Assignor
WYATT, MARK L.
Executed: 1998-08-10
Assignee
GRANT PRIDECO, INC.
363 N. SAM HOUSTON PARKWAY EAST, SUITE 1660, HOUSTON, TEXAS, 77060
Covered Property (1)
Sliding Sleeve Valve and Seal Ring for Use Therein
Patent: 6,044,908 →
Application: 09/087,759 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jul 18, 2000
From: TUBE-ALLOY CORP.
To: WEATHERFORD/LAMB, INC.
Reel/Frame 010977/0141 →
Assignment of Assignor's Interest Dec 4, 2014
From: WEATHERFORD/LAMB, INC.
To: WEATHERFORD TECHNOLOGY HOLDINGS, LLC
Reel/Frame 034526/0272 →